Broad compatibility for a range of environments - Suitable for garage storage units and hotels - Works with internal, external, and sliding doors without any changes to the door frame - A practical choice for a variety of settings and applications Dual security combination design - 1000-combination capability plus a physical locking mechanism - 3-digit combo design delivers dual security technology - Designed to withstand attempted access for over 15 minutes, helping keep cabinet locks reliably protected Tool-free installation - No drilling or tools required - Includes mounting stickers for quick, three-minute installation - Hardware-free solution that installs without additional components Easy access for everyday use - Smooth locking mechanism with tactile cues (bumps) for simple operation - Easy for both children and seniors to use - Maintains strong locking performance to meet daily security needs Use scenarios - Hotel housekeeping closets and maintenance storage areas that require quick, damage-free mounting on various door types - Garage or workshop cabinets storing tools and equipment with different door configurations (internal, external, sliding) - Shared office or dorm storage lockers where a clean, tool-free installation is beneficial Key attributes at a glance - Function: combination lock with dual security (1000 combinations + physical lock) - Compatibility: inner, outer, and sliding doors; no door frame modifications needed - Installation: tool-free, three-minute setup with mounting stickers - Accessibility: smooth operation with tactile cues for easy use by all ages - Performance: designed to resist forced attempts for extended periods while maintaining daily usability Note: This description preserves the original features, specifications, and intended use while presenting the information in clear, customer-friendly English.